FearLess Cheat Engine

How "save" it is to use GM mode only to edit items in my single player campaign? can this break my save or something?

Hello, Everything is working fine, i have one question though. Is there a way to decerase number of items found when using "Find Item in New Container"? When i select that i always get like 20/30 epic/leg weapons (or armor depends on what i choose) Can i decerase that number to for example 3/5? Chee...